<!DOCTYPE html>
<html lang="en">
<head>
    <title>Home</title>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width,initial-scale=1"/>
</head>

<style>
    a {
        text-decoration: none;
    }

    .dir button {
        width: 100px;
        height: 30px;
        margin-top: 10px;
    }

    #echoForm textarea {
        width: 370px;
        height: 180px;
        resize: none;
    }

    #echoForm button {
        width: 80px;
        height: 30px;
    }
</style>

<body>
<a class="dir" href="/">
    <button>Index</button>
</a>
<a class="dir" href="/up">
    <button>上传</button>
</a>
<a class="dir" href="/g">
    <button>Img</button>
</a>
<a class="dir" href="/v">
    <button>Video</button>
</a>
<br/>
<br/>
<form id="echoForm" action="/e" method="post" target="targetIfr">
    <textarea name="content"></textarea>
    <br>
    <button>Echo</button>
</form>
<iframe name="targetIfr" style="display:none"></iframe>

</body>
</html>